baber/WOPTO huggingface dataset:
Patent JP-2000358113-A (JP)
Title: Method for detecting and compensating deterioration in telephone network
Inventor: CHENYUU WAN
IPC: H04L69/40
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To automatically detect and compensate deterioration in a telephone network by sending a digital test signal to a receiving-side modem, analyzing a received test signal, comparing a transmission test signal with a received test signal and identifying the difference so as to decide the whole network deterioration in the telephone network. SOLUTION: A network modem 301 is directly connected with a digital network 313 and a D/A converter 311 is arranged between an analog subscriber's line 303 and a client site modem 310. The modem 301, which transmits data to a modem 310, sends a test, signal to the modem 310 before the actual transmission of data to calculate deterioration in the whole telephone network at the time of reaching the modem 310. This test signal consists of a PCM code and passes through the network 313, which outputs another signal, which is outputted to the converter 311.
Patent JP-2001308089-A (JP)
Title: Low-permittivity film and semiconductor element having the same
Inventor: NARITA TAKENORI
IPC: H01L23/522
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a low-permittivity film which has a high mechanical strength, improves the CMP resistance by applying as a layer insulation film for semiconductor elements, can ensure a wide process margin, and attains a high performance, high reliability and high yield of LSI. SOLUTION: The low-permittivity film of 0.5-0.6 μm, formed on a silicon wafer has a hardness of 0.45 GPa or more in DHT115 as measured at a weight of 10 mg and a specific permittivity of 1.0-2.4 as measured at 1 MHz, and the semiconductor element uses this low-permittivity film as a layer insulation film of a multilayer wiring.
Patent JP-2001308363-A (JP)
Title: Solar cell module and manufacturing method thereof, wiring jig, wiring method, construction method, building with solar cell, and solar-electric generator
Inventor: NAGAO YOSHITAKA
IPC: E04D13/18
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To easily expose a power generating unit and install electric wiring when installing a solar cell module and carrying out electric connection. SOLUTION: In a solar cell module constituted by laminating a photovoltaic element 1, a filler 2, and a rear surface 4, a power generating unit 5 is bonded to the rear surface 4 via the filler 2 in the state where it is covered with peelable covering means 6.
Patent JP-2001312924-A (JP)
Title: Wiring pipe for twisted wire
Inventor: OCHI HIROYUKI
IPC: B60K6/20
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a wiring pipe for twisted wire, capable of improving workability of twisted wire fitting by enabling easy prevention of the twisted wire from coming loose without using tape, and also of reducing the cost of the twisted wire. SOLUTION: Pressing members 15 are arranged inside a corrugated tube 14 with a fixed intervals therebetween. The twisted wire 13 can be inserted into the pressing members 15, and a slit 15, having the same width as a diameter of power cables 12, 13, is formed on each of the pressing members 15.
Patent JP-2001317708-A (JP)
Title: Steam turbine device
Inventor: NAGANO OSAMU
IPC: F22D5/30
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To stably control the amount of steam supplied to a water supply pump turbine by opening and closing a steam governor with good response characteristics. SOLUTION: The steam governing valve 10 is controlled on the basis of an amount of adjustment S1 without delay in accordance with a deviation A so that an amount of steam for driving the water supply pump turbine 7 with good response characteristics. Further, the steam governing valve 10 is controlled by considering the actual rotating speed Ne of the water supply pump turbine 7 so that the amount of steam introduced to the water supply pump turbine 7 is adjusted by a PI control relative to the flow of steam Q as a target value. Thus, the supply of the amount of steam of the water supply pump turbine 7 is stably controlled with good response characteristics by opening/closing the steam governing valve 10.
Patent JP-2000319035-A (JP)
Title: Method of drawing optical fiber with decreased particulate defect
Inventor: DRAPER CLIFTON WALK
IPC: C03B37/027
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a method of drawing an optical fiber to decrease particulate defects in drawing the optical fiber from a preform. SOLUTION: Contamination by particles in the drawing process of an optical fiber can be decreased by coating a preform with a film having digesting property for particles before the preform is introduced into an induction furnace. At least an end of the preform, preferably the whole preform is coated. When the preform enters a high temp. region, the film dissolves to digest refractory particles. The film material and the digested particles are molten in a silica glass with a low surface density, which hardly changes the performance of the drawn fiber. A preferable coating film having the digesting property for particles is lithium tetraborate.
Patent JP-2001319484-A (JP)
Title: Non-volatile semiconductor memory
Inventor: KAWAMATA JIYUNYA
IPC: G06F21/62
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a non-volatile semiconductor memory in which the memory cell of a hidden block can be accessed without inputting an address at the time of a hidden mode when a hidden block is accessed by protecting every small block without increasing the memory chip area. SOLUTION: The non-volatile semiconductor memory being electrically rewritable, is constituted so that the device has K pieces of non-volatile storage elements for storing the protection information, non-volatile storage elements for storing a protection state, a storage region divided logically into blocks of 2K or less, and information writing to the continuous blocks in the storage region logically divided is prevented based on the information stored in the non-volatile storage element and in K pieces of the non-volatile storage elements storing the protection state.
Patent JP-2001316913-A (JP)
Title: Lower wear stretchable in length of waist part
Inventor: OKABE JUNICHI
IPC: A41D1/14
Filed: 2000-05-08
Abstract: PROBLEM TO BE SOLVED: To make a length at a waist part stretchable without causing a wrinkle to the body of trousers, or the like. SOLUTION: This lower wear has the trousers of trousers having a front member 20a arranged by mutually and partially being superposed to form a pocket part 14a and a rear member 30a and a belt-shaped member 50a for the first waist and a belt-shaped member 60a for the secondary waist both forming a part of the circumferential direction of the waist part. The front member 20a is combined with the belt-shaped member 50a for the first waist and the rear member 30a is combined with the belt-shaped member 60a for the secondary waist. The rear end of the belt-shaped member 50a for the first waist is connected with an outer belt-shaped member 62a for the secondary waist (a part of the belt-shaped member 60a for the secondary waist) through a first belt-shaped rubber material 70a and the front end of the belt-shaped member 60a for the secondary waist is connected with the belt-shaped member 50a for the first waist through a secondary belt-shaped rubber material 72a.
Patent JP-2001317615-A (JP)
Title: Pulley
Inventor: UMEKAWA TAKAHIRO
IPC: F16H55/44
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a pulley capable of sufficiently ensuring a flat part for winding a belt and improving load capacity without changing cost. SOLUTION: A pulley main body 1 made of sheet metal comprises an inner cylindrical part 2, an outer cylindrical part 3, and a disc part 4, and has an approximately U-shaped section. A rolling bearing 11 is fitted into the inner cylindrical part of the pulley main body 1. A step part 5 is provided in an outer end face 4a in an axial direction of the disc part 4 such that a radially inside part becomes a recessed part. An increase of dimension in the axial direction of the inner cylindrical part 2 can be thereby avoided while radius of curvature R2 of a curved end part 6 on the disc part 4 side of the outer cylindrical part 3 can be set large, and the flat part of the outer cylindrical part 3 in the axial direction can be sufficiently ensured.
Patent JP-2001315314-A (JP)
Title: Ink jet imaging apparatus
Inventor: FUKUDA YOSHIHITO
IPC: B41J2/01
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet imaging apparatus in which image quality is prevented from lowering due to abrupt bending of a recording medium. SOLUTION: In the way of imaging on a sheet of recording medium 12, the number of print passes is altered at a specified timing. Bands (12-1) and (12-2) are subjected to one pass printing. When a band (12-4) is under imaging, a discharged part of the recording medium 12 has been predicted to bend due to its self-weight. Consequently, bands (12-3) and (12-4) are subjected to two pass printing. After the recording medium 12 has bent slowly, it is guided downward while touching a guide plate. Consequently, bands (12-5) and (12-6) are subjected to one pass printing.
Patent JP-2001318454-A (JP)
Title: Design data conversion device, pattern design support device, design data conversion method and pattern design method for wiring board
Inventor: TORII YOSHINAGA
IPC: G03F1/70
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To make possible perfect and efficient conversion of design data between CADs and to improve design efficiency in pattern design when the pattern design of wiring patterns is carried out by using the plural CADs. SOLUTION: This design data conversion device converts the design data including correction data indicating a correction pattern for correcting a wiring pattern in such a manner, that the wiring shape approximate to the wiring shape of the wiring pattern may be obtained as first data consisting of the pattern data and land data indicating the wiring pattern and attribute data of this first data. The device described above has an extraction means 11 for extracting the correction data from the design data, a conversion means 12 for converting the correction data from the attribute data into the data approximate to the land data and a substitution means 13 for substituting the correction data subjected to the data conversion described above with the correction data before the data conversion in the design data.
Patent JP-2001316807-A (JP)
Title: Sputtering target, method for manufacturing the same, reflecting plate for reflection type lcd, reflection wiring electrode, whin film and method for manufacuring the same
Inventor: UENO TAKASHI
IPC: G02B5/08
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a sputtering target in which yellowing of reflected light is suppressed, a method for manufacturing the same, a reflecting plate for reflection type LCD, a reflection wiring electrode, a thin film and a method for manufacturing the same. SOLUTION: A reflecting plate for reflection type LCD is characterized in that yellowing of reflected light is suppressed. The plate comprises at least three elements, among which Ag is the main element while Pd and Al are respectively contained in the range of 0.1 wt.% or more but less than 5.0 wt.%.
Patent JP-2001319653-A (JP)
Title: Non-aqueous secondary battery
Inventor: UEDA TOKUJI
IPC: H01M10/052
Filed: 2000-05-12
Abstract: PROBLEM TO BE SOLVED: To provide a non-aqueous secondary battery having a high energy density and a superior characteristic of self-discharge resistance. SOLUTION: The non-aqueous secondary battery is comprised of an electrolyte containing a positive electrode, a negative electrode, and a lithium salt. A spinel lithium manganese oxide having an average actuation voltage of 4.5 V or much higher than a reference point of potential of Li represented by a common formula Li[MxMn2-x]O4-yAy (in the formula, M is at least one kind selected from the transition metals, A is at least one kind selected from the halogen elements, and x, y are in the following ranges: 0.01<x<=1.00; and 0.01<=y<=0.10) is used as an active material of the positive electrode. Fluorine- containing lithium salt is used as the lithium salt, and thus the non-aqueous secondary battery is structured.  At least one kind selected from among Ti, Mo, V, Sc, Cr, Fe, Co, Ni, and Cu is preferable for M, fluorine is preferable for A, and LiPF6 is preferable for fluorine-containing lithium salt.
Patent JP-2001322026-A (JP)
Title: Control method of tube length cut
Inventor: KAWABATA HIDEO
IPC: B23D36/00
Filed: 2000-05-12
Abstract: PROBLEM TO BE SOLVED: To provide a control method of the tube cut length in which no flaws or defective dimensions are left behind in a product even when flaws or defective dimension portion are present in a center of a base material, the products can be cut with different length, and the yield is improved. SOLUTION: When the cutting position of a work before the cutting is determined by specifying a portion which can be formed into a product using the work before the cutting according to the states of the dimensions and flaws over the entire length of the work before the cutting on an inlet side of a cutting machine, and the products of different length are obtained from the work before the cutting, the cutting position of the work before the cutting is determined so as to maximize the number of products to be obtained by combining the products of different length with the portion for obtaining the products.
Patent JP-2001326333-A (JP)
Title: Compound semiconductor switch circuit device
Inventor: ASANO TETSUO
IPC: H01P1/15
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To resolve the problems of a conventional compound semiconductor switch circuit device such as that a design method of lowering the ON resistance of an FET by taking the gate width Wg large so as to minimize insertion loss as far as possible has been adopted and that 20 μm or over has been taken as an interval between adjacent wiring layers. SOLUTION: The reduction of the ON resistance of an FET until now is considered secondarily, fixing eyes upon the design of securing isolation, omitting a shunt FET in a high frequency band of 2.4 GHz or over. That is, in a compound semiconductor switch circuit device, the size is made small, by setting the gate width of the FET for a switch, and also the coupling of high frequency signals and the security of breakdown strength are performed in small space, by providing a high concentration region right under a pad. As a result, the chip size can be made remarkably small.
Patent JP-2001326455-A (JP)
Title: Method and device for reflow
Inventor: ABE TOSHIHIRO
IPC: B23K3/04
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a reflow method and a reflow device which can reduce temperature dispersion of a circuit substrate by reducing stagnation of hot air when spraying hot air for heating to a circuit board, and perform good reflow treatment even for lead-free solder. SOLUTION: A circuit board 2, whereon an electronic component is mounted and wherein cream solder is applied to a junction position of an electronic component, is carried inside a furnace, and reflow soldering is carried out by spraying hot air toward the circuit board 2 from a plurality of pipe nozzles 42 disposed at a prescribed interval. At that time, a plurality of hot air spraying points by the pipe nozzle 42 are scattered plane to the circuit board 2, and the sprayed hot air is circulated inside a furnace through a flow path formed by a space between disposed pipe nozzles after rebounding from the circuit board 2.
Patent JP-2001325779-A (JP)
Title: Head suspension assembly mounted with nonvolatile memory, and magnetic disk device using the same
Inventor: OZAKI AKIRA
IPC: G11B5/60
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To inspect control parameters of a magnetic head and a head amplifier by using the optimum value at the time of inspection for shipment of a magnetic disk device. SOLUTION: This head suspension assembly 4 is provided with a freely rotatably supported arm 17, an elastically deformable suspension 16 connected to one end of the arm and also attached with the magnetic head 2 at the another end, and a signal transmitting line 18 fixed on the suspension and the arm to connect the magnetic head and a main FPC. The constitution is made in such a manner that the head amplifier 8 for transferring a signal with respect to the magnetic head is mounted on the head suspension assembly. The nonvolatile memory 9 for preserving the optimized control parameters of the magnetic head and the head amplifier are mounted on the head suspension assembly, then the head amplifier and the nonvolatile memory are electrically connected to the signal transmitting line.
Patent JP-2001322446-A (JP)
Title: Vehicular auxiliary machine and its assembling method
Inventor: MOROI TAKAHIRO
IPC: F16D27/105
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To prevent the following rotation of a rotating shaft in a vehicular auxiliary machine in the assembling of a power transmitting member rotated by the input from a drive source to the rotating shaft of the vehicular auxiliary machine. SOLUTION: In this vehicular auxiliary machine driven through an electromagnetic spring clutch by the power from the drive source, the output hub 7 of the electromagnetic spring clutch is spline-fitted to the rotating shaft 8 of the vehicular auxiliary machine, and fastened axially by a mounting bolt 9. In such a mounting structure, a width across flat 16 engageable with a locking jig such as vice or the like is formed on the cylindrical part outer surface of a spring cover 12 connected to the output hub 7 by a bolt 13. Accordingly, the following rotating of the rotating shaft 8 can be prevented by use of the width across flat 16 when the output hub 7 is then fastened to the rotating shaft 8 by the mounting bolt 9 after the connection of the spring cover 12 to the output hub 7.
Patent JP-2001321950-A (JP)
Title: Cylinder block and method of surface treating of the cylinder block
Inventor: NISHIHARA TATSUO
IPC: F02F1/00
Filed: 2000-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for treating the surface of a cylinder block by which the welding distortion due to a build-up welding is suppressed when a wear-resistant layer is formed on a bore surface by the build-up welding. SOLUTION: The method for treating the surface of the cylinder block by which the wear-resistant layer 5 is formed on the bore surface 3 is realized by forming a weld bead 15 on the bore surface 13 by the build-up welding of the bore surface 13 of the cylinder block 1, and performing a finish machining on the bore surface 13 and the weld bead 15. The ratio of covering area of the wear-resistant layer 5 with respect to the bore surface 3 is 75 to 90%. It is preferable that the form of the wear-resistant layer 5 is of a spiral having a short-cyclic beat and of plural substantially linear forms.
Patent JP-2001322146-A (JP)
Title: Method and apparatus for removing foreign matter in gate part in mold of injection molding machine
Inventor: YAMAGUCHI RIKIYA
IPC: B29C45/72
Filed: 2000-05-16
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for removing foreign matter in the gate part in the mold of an injection molding machine which removes the foreign matter stably by keeping the positional relation between a foreign matter removing pin for removing the foreign matter and the gate part constant. SOLUTION: The apparatus has a holder 30 which can move relatively to the gate part 12, the foreign matter removing pin 31 which is fitted to the holder 30 and arranged at a position corresponding to the gate part 12, a driving body 33 which is fitted to the holder 30 and ejects the pin 31 toward the gate part 12, a heating means 32 for heating the holder 30. a mold temperature detecting means 14 for detecting the temperature of a fixed mold in which a holder temperature detecting means 34 for detecting the temperature of the holder 30 and the gate part 12 are formed or a movable mold 2, and a holder temperature controlling means for controlling the temperature of the holder 30 based on the temperatures detected by the holder temperature detecting means 34 and the mold temperature detecting means 14.
Patent JP-2001326302-A (JP)
Title: Hermetically sealed circuit module
Inventor: YANAGIDA KAORU
IPC: H01L23/02
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To adjust the characteristics of an electric circuit from the outside with screws and at the same time to configure a circuit module compactly. SOLUTION: A micro strip substrate 12 is accommodated in an enclosure 11, a screw hole 21 is penetrated through the enclosure 11 for formation, a screw 18 is screwed into the screw hole 21, and the characteristics (for example, characteristic impedance) of a circuit that is packaged on the substrate 12 by rotating the screws 18 are adjusted, and then the enclosure 11 is loaded into an evacuation bell jar for evacuation, air in the enclosure 11 is discharged through the gap between the screws 18 and the screw hole 21, an inactive gas is supplied to the bell jar, the inactive gas is filled into the enclosure 11 via the gap, and then the gap is sealed from the outside by a sealing material 33 and at the same time the screws 18 are fixed.
Patent JP-2001324055-A (JP)
Title: Accessory for vinyl pipe
Inventor: OTA ATSUSHI
IPC: F16L3/12
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To structure a vinyl piping in a cable wiring capable of after-making a coupling and a normal bend so as to easily carry out an engineering method to put a wire while piping by one person. SOLUTION: This accessory is divided into two parts and made in an assembly type. The coupling is made in a saddle shape, and it is devised to carry out fixing on a wall surface and installation of the coupling by one single work.
Patent JP-2001332765-A (JP)
Title: Led display lamp
Inventor: HATANAKA MITSUSACHI
IPC: H01L33/54
Filed: 2000-05-22
Abstract: PROBLEM TO BE SOLVED: To provide an LED display lamp that can obtain stable lighting with less flickering, can effectively utilize radiation light, and has improved visibility. SOLUTION: A reflection-type light emitting diode 15 mounting a circuit board 14 is accommodated in the hollow part of a cylindrical body 13, the reflection-type light-emitting diode mounts at least two light emitting devices 16 and the gap of the light emitting diodes is narrow. Further, with electrical connection in the reflection-type light emitting diode of the light emitting device, half the number of mounted light emitting devices have opposite connection of anode and cathode, light up for each half wave in AC lighting, and light up for the rest without any interruption.
Patent JP-2000356465-A (JP)
Title: Low-temperature distillating system for separating air
Inventor: HA BAO
IPC: F25J3/04
Filed: 2000-05-23
Abstract: PROBLEM TO BE SOLVED: To prepare argon by recovering a second argon-enriched flow more enriched at the argon than a first argon-enriched flow at a top of an argon column. SOLUTION: A flow 33 of a first argon-enriched liquid containing 3 to 20 mol% of argon is extracted above a flow 31 of a bottom. The flow 33 mainly containing an oxygen and the argon is expanded by a valve and flushed to contain at the maximum 2% of gas, and sent substantially in a liquid-like state to an intermediate level of an argon column 104. There, the flow is separated into a second argon-enriched flow 80 at a top and a fourth oxygen-enriched flow 36 at a bottom. Thus, only a supply material to the argon column is a liquid supply material. The column is operated at a lower pressure than that of a low-pressure column, and reboiled by a nitrogen-enriched flow 70.